wip/meka-git 0.80alpha0 NetBSD

MEKA is a multi-machine emulator for MS-Windows and GNU/Linux(older versions support MS-DOS). The following machines are supported by MEKA:

\* Sega Game 1000 (SG-1000)
\* Sega Computer 3000 (SC-3000)
\* Sega Super Control Station (SF-7000)
\* Sega Mark III (+ FM Unit)
\* Sega Master System (SMS)
\* Sega Game Gear (GG)
\* ColecoVision (COLECO)
\* Othello Multivision (OMV)